552294217225 has 9 divisors (see below), whose sum is σ = 684849437013. Its totient is φ = 441832401120.

The previous prime is 552294217201. The next prime is 552294217231. The reversal of 552294217225 is 522712492255.

The square root of 552294217225 is 743165.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 36028974969 + 516265242256 = 189813^2 + 718516^2 .

It is not a de Polignac number, because 552294217225 - 2¹⁵ = 552294184457 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3641509 + ... + 3790141.

Almost surely, 2^552294217225 is an apocalyptic number.

552294217225 is the 743165-th square number.

552294217225 is the 371583-rd centered octagonal number.

It is an amenable number.

552294217225 is a deficient number, since it is larger than the sum of its proper divisors (132555219788).

552294217225 is an frugal number, since it uses more digits than its factorization.

552294217225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297276 (or 148638 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 46.

The spelling of 552294217225 in words is "five hundred fifty-two billion, two hundred ninety-four million, two hundred seventeen thousand, two hundred twenty-five".